Specification Test Results

Assay

Min. 99.5 %

pH (20°C; 5 %)

8.6 - 9.8

Insolubility in water

Max. 50 ppm

Cl (Chloride)

Max. 10 ppm

SO4 (Sulphate)

Max. 100 ppm

Ca (Calcium)

Max. 50 ppm

Cu (Copper)

Max. 10 ppm

Fe (Iron)

Max. 15 ppm

Na (Sodium)

Max. 0.03 %

Pb (Lead)

Max. 50 ppm